mirror of
https://github.com/google/brotli.git
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37 lines
1.7 KiB
Bash
Executable File
37 lines
1.7 KiB
Bash
Executable File
#!/bin/sh -e
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REQUIRED='is required, but not installed.'
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bc -v >/dev/null 2>&1 || { echo >&2 "'bc' $REQUIRED"; exit 1; }
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[ "x`echo hello | sed s/hello/world/ 2>/dev/null`" = "xworld" ] || { echo >&2 "'sed' $REQUIRED"; exit 1; }
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autoreconf --version >/dev/null 2>&1 || { echo >&2 "'autoconf' $REQUIRED"; exit 1; }
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# Determine which flag sed uses for extended regular expressions.
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# -E is POSIX. -r is for GNU sed older than 4.2.
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echo hello | sed -E s/hello/world/ >/dev/null 2>&1 && SED_ERE=-E || SED_ERE=-r
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# If libtool is not installed ->
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# "error: Libtool library used but 'LIBTOOL' is undefined"
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if [ ! -e "./m4" ]; then
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mkdir m4 2>/dev/null
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fi
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BROTLI_ABI_HEX=`sed -n 's/#define BROTLI_ABI_VERSION 0x//p' c/common/version.h`
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BROTLI_ABI_INT=`echo "ibase=16;$BROTLI_ABI_HEX" | bc`
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BROTLI_ABI_CURRENT=`echo "scale=0;$BROTLI_ABI_INT / 16777216" | bc`
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BROTLI_ABI_REVISION=`echo "scale=0;$BROTLI_ABI_INT / 4096 % 4096" | bc`
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BROTLI_ABI_AGE=`echo "scale=0;$BROTLI_ABI_INT % 4096" | bc`
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BROTLI_ABI_INFO="$BROTLI_ABI_CURRENT:$BROTLI_ABI_REVISION:$BROTLI_ABI_AGE"
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BROTLI_VERSION_HEX=`sed -n 's/#define BROTLI_VERSION 0x//p' c/common/version.h`
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BROTLI_VERSION_INT=`echo "ibase=16;$BROTLI_VERSION_HEX" | bc`
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BROTLI_VERSION_MAJOR=`echo "scale=0;$BROTLI_VERSION_INT / 16777216" | bc`
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BROTLI_VERSION_MINOR=`echo "scale=0;$BROTLI_VERSION_INT / 4096 % 4096" | bc`
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BROTLI_VERSION_PATCH=`echo "scale=0;$BROTLI_VERSION_INT % 4096" | bc`
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BROTLI_VERSION="$BROTLI_VERSION_MAJOR.$BROTLI_VERSION_MINOR.$BROTLI_VERSION_PATCH"
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sed -i.bak "$SED_ERE" "s/[0-9]+:[0-9]+:[0-9]+/$BROTLI_ABI_INFO/" Makefile.am
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sed -i.bak "$SED_ERE" "s/\[[0-9]+\.[0-9]+\.[0-9]+\]/[$BROTLI_VERSION]/" configure.ac
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autoreconf --install --force --symlink || exit $?
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